How to Make a Fire Pit With Rocks

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If a rock gets put under really intense heat and pressure, then everything in there will get kind of squishy. If it just gets really if things get loose in there, the minerals can start to rerange themselves into a new rock. Limestone forms when tiny shells gather up in layers over time and stick together. Even coal is a sedimentary rock, which i didn't know. It's an organic sedimentary rock cause it's made of old dead plants. But glass is cooled, heated sand and silica and some other stuff. And it's not a mineral or a rock, because glass doesn't have a crystalline structure. Also, did you know that you shouldn't throw

What is a rock? How big is a boulder? Why are they pretty and heavy? It’s rock talk with a true enthusiast, the charming and beloved Geologist Schmitty Thompson. Schmitty walks us through different types of rocks, minerals, geological formations, roadside wonders, countertop crystals, stone skipping, and why you should stare lovingly into a pit of gravel. There were so many listener questions, we had to make this a two-parter people. So roll up a boulder, take a seat, and enjoy Schmitty’s Geology Corner. Also: losing my marbles.